Home / 40,077.18-55,271.43-25,916.22

Finding the Fourth Proportional to 40,077.18, 55,271.43 and 25,916.22

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Solution

The fourth proportional to 40,077.18, 55,271.43 and 25,916.22 is: 35,741.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,077.18 : 55,271.43 = 25,916.22 : x
  2. Step 2: Convert to fraction form
    40,077.18/55,271.43 = 25,916.22/x
  3. Step 3: Cross multiply
    40,077.18x = 55,271.43 × 25,916.22
  4. Step 4: Simplify right side
    40,077.18x = 1,432,426,539.59
  5. Step 5: Solve for x
    x = 1,432,426,539.59/40,077.18
  6. Step 6: Final answer
    x = 35,741.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.